Werner Herden
85Patents
15h-index
99Co-inventors
87Inventor score
Filing activity: Mar 13, 1979 → Mar 23, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6167755A | Device for determining load in an internal combustion engine | Mechanical Engineering; Lighting; Heating | 198 | Expired |
| US7077100B2 | Combined fuel injection valve-ignition plug | Mechanical Engineering; Lighting; Heating | 65 | Expired |
| US5861745A | Measuring device for contactless determination of relative angular position with an improved linear range | Physics | 47 | Expired |
| US6925983B2 | Fuel injection valve spark plug combination | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5600074A | Silicon chip for use in a force-detection sensor | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6871630B2 | Combined fuel injection valve/ignition plug | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US6832588B2 | Fuel injector-spark plug combination | Emerging Cross-Sectional Technologies | 43 | Expired |
| US6232771A | Device for contactless measurement of angle of rotation of linear motion between rotor and stator composed of a plurality of parts | Physics | 22 | Expired |
| US5731654A | Spark plug having a creepage spark gap | Electricity | 22 | Expired |
| US6130535A | Measuring device for determination of rotary angle between stator and rotor | Physics | 21 | Expired |
| US4963112A | Method of production of a spark plug for internal combustion engines | Electricity | 21 | Expired |
| US4549114A | Spark plug for externally ignited internal combustion engine | Electricity | 21 | Expired |
| US5199303A | Pressure sensor for determination of pressure in the combustion chamber of an internal combustion engine | Physics | 17 | Expired |
| US6622693B2 | Fuel injection system | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5249468A | Pressure sensor for detecting the pressure in the combustion chamber of internal combustion engines | Physics | 16 | Expired |
| US5952770A | Spark plug for internal combustion engine | Electricity | 15 | Expired |
| US5315875A | Pressure sensor for detecting the pressure in the combustion chamber of internal-combustion engines | Physics | 15 | Expired |
| US4613789A | Spark plug with capacitor spark discharge | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4746834A | Ignition plug for internal combustion engines | Electricity | 14 | Expired |
| US5503023A | Pressure sensor for detecting the pressure in the combustion chamber of internal-combustion engines | Physics | 13 | Expired |
| US4798991A | Surface-gap spark plug for internal combustion engines | Electricity | 13 | Expired |
| US4870319A | Spark plug with creepage spark gap | Electricity | 13 | Expired |
| US4487074A | Pressure sensor with a hall element circuit | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6531809B1 | Spark plug having ground electrode and intermediate electrode separated by insulating body | Electricity | 11 | Expired |
| US4340877A | Hall generator pressure transducer | Physics | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.